Portable stove



FIG. 1 is a top perspective view;

FIG. 2 is a bottom perspective view;

FIG. 3 is a front view;

FIG. 4 is a back view;

FIG. 5 is a right side view;

FIG. 6 is a left side view;

FIG. 7 is a top view; and,

FIG. 8 is a bottom view.

The small dashed lines depict portions of the stove that form no part of the claimed design. The dash-dot-dash lines depict a break in the claimed design and any appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a portable stove, as shown and described. 